September weather forecast
Asosa, Ethiopia

September

Weather in September

The end of the wet season is signified by the weather changes in September in Asosa. The rainfall drops noticeably from previous months, signalling the transition towards drier conditions. Consequently, the humidity decreases, and a slight increase in temperature is also observed. With rainfall dropping to 177mm (6.97"), this is the month that starts moving away from consistent rainfalls. This period experiences mild wind conditions, lending a pleasant feeling of change in the air.

Temperature

Asosa experiences a minor change to a still warm 28.1°C (82.6°F) in average high-temperature during September, closely reflecting August. In September, the temperature drops to an average of 18.8°C (65.8°F) at night.

Heat index

September's heat index is appraised at a tropical 33°C (91.4°F). Adopt extra safety steps, risk of heat exhaustion and heat cramps is notable. Sustained activity might cause heatstroke.
Heat index guidelines indicate values are for light wind scenarios and shaded regions. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is a measure of how hot it feels when the actual air humidity is factored in. This effect is subjective, differing among individuals based on their physical activity and perception of heat, which can be influenced by factors like wind, clothing, and metabolic variances. When you're directly under the sun's rays, remember that the heat index may surge by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Young ones often disregard the necessity to rest and hydrate. Thirst usually indicates advanced dehydration - hence, it is key to stay hydrated, particularly during ongoing physical activities.

Humidity

In Asosa, the average relative humidity in September is 84%.

Rainfall

In September, the rain falls for 27.5 days. Throughout September, 177mm (6.97") of precipitation is accumulated. Throughout the year, there are 186.5 rainfall days, and 1177mm (46.34") of precipitation is accumulated.

Daylight

The average length of the day in September is 12h and 11min.
On the first day of September, sunrise is at 06:32 and sunset at 18:50. On the last day of the month, sunrise is at 06:30 and sunset at 18:32 EAT.

Sunshine

In September, the average sunshine is 8.6h.

UV index

The average daily maximum UV index in September is 6. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for average individuals.
Note: A maximum daily UV index of 6 during September morphs into the following directions:
Avoid excessive sunlight. Those with lighter skin may experience burning in less than 20 minutes. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.

Frequently asked questions

How hot does it get in September?
The high-temperature during September is 28.1°C (82.6°F) and the low-temperature is 18.8°C (65.8°F). In September, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines relative humidity and air temperature, is appraised at 33°C (91.4°F).
What is the average humidity in September?
The average relative humidity in September is 84%.
How much does it rain in September?
In Asosa, during September, the rain falls for 27.5 days and regularly aggregates up to 177mm (6.97") of precipitation.
What is the average length of the day in September?
The average day length in September is 12h and 11min.
When are sunrise and sunset in September?
On the first day of September, sunrise is at 06:32 and sunset at 18:50. On the last day of the month, sunrise is at 06:30 and sunset at 18:32 EAT.
How many hours of sunshine does Asosa have in September?
In Asosa, the average sunshine duration in September is 8.6h.
What is the UV index reading in September?
In Asosa, Ethiopia, the average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September
Asosa, Ethiopia
  • Average high temperature in September: 28.1°C

The warmest month (with the highest average high temperature) is March (38.5°C).
The month with the lowest average high temperature is July (26.8°C).

  • Average low temperature in September: 18.8°C

The month with the highest average low temperature is April (24.4°C).
The coldest month (with the lowest average low temperature) is August (18.7°C).

Average pressure in September
Asosa, Ethiopia
  • Average pressure in September: 1011mbar

The month with the highest atmospheric pressure is July (1012.1mbar).
The month with the lowest atmospheric pressure is April (1006.9mbar).

Average wind speed in September
Asosa, Ethiopia
  • Average wind speed in September: 5.1km/h

The windiest month (with the highest average wind speed) is January (7.8km/h).
The calmest month (with the lowest average wind speed) is October (4.7km/h).

Average humidity in September
Asosa, Ethiopia
  • Average humidity in September: 84%

The month with the highest relative humidity is August (87%).
The month with the lowest relative humidity is February (19%).

Average rainfall in September
Asosa, Ethiopia
  • Average rainfall in September: 177mm

The wettest month (with the highest rainfall) is August (220mm).
The driest months (with the least rainfall) are January, February and December (0mm).

Average rainfall days in September
Asosa, Ethiopia
  • Average rainfall days in September: 27.5 days

The month with the highest number of rainy days is August (30.2 days).
The month with the least rainy days is January (0.2 days).

Average daylight in September /
Average sunshine in September
Asosa, Ethiopia
  • Average daylight in September: 12h and 1min

The month with the longest days is June (Average daylight: 12h and 42min).
The month with the shortest days is December (Average daylight: 11h and 30min).

  • Average sunshine in September: 8h and 4min

The months with the most sunshine are January, February and December (Average sunshine: 10h and 0min).
The month with the least sunshine is July (Average sunshine: 6h and 54min).

Average sunshine days in September
Asosa, Ethiopia
  • Average sunshine days in September: 2.1 days

The month with the most sunshine days is January (30.8 days).
The month with the least sunshine days is August (0.7 days).

Average UV index in September
Asosa, Ethiopia
  • Average UV index in September: 6

The months with the highest UV index are February, March and April (UV index 8).
The months with the lowest UV index are July and August (UV index 5).

Average cloud cover in September
Asosa, Ethiopia
  • Average cloud cover in September: 40

The month with the most cloud cover is July (Cloud cover 54).
The month with the least cloud cover is January (Cloud cover 3).

Average visibility in September
Asosa, Ethiopia
  • Average visibility in September: 8km

The months with the highest visibility are January, February, March, April, November and December (10km).
The months with the lowest visibility are July, August and September (8km).

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